ebrary, Inc, & Galvan, W. A. (2010). Presidential advisers and claims of executive privilege. Nova Science Publishers.
芝加哥风格引文ebrary, Inc, 与 William A. Galvan. Presidential Advisers and Claims of Executive Privilege. New York: Nova Science Publishers, 2010.
MLA引文ebrary, Inc, 与 William A. Galvan. Presidential Advisers and Claims of Executive Privilege. Nova Science Publishers, 2010.
警告：这些引文格式不一定是100％准确.